N-Acetyl-γ-hydroxyvaline Lactone, an Unusual Amino Acid Derivative from a Marine Streptomycete

<i>N</i>-Acetyl-γ-hydroxyvaline Lactone, an Unusual Amino Acid Derivative from a Marine Streptomycete New Lactone-Containing Metabolites from a Marine-Derived Bacterium of the Genus<i>Streptomyces</i> Dipeptide metabolites from the marine derived bacterium Streptomyces acrymicini Structures of domoilactone A and B, novel amino acids from the red alga, Isolation and Structural Elucidation of Nitrogenous Secondary Metabolites from Terrestrial and Marine <i>Streptomyces</i> spp .GAMMA.-Chloronorvaline, a leucine analog from Streptomyces. .GAMMA.-Chloronorvaline, a leucine analog from Streptomyces. Secondary Metabolites from a Streptomyces Strain Isolated from Livingston Island, Antarctica Acremostrictin, a Highly Oxygenated Metabolite from the Marine Fungus <i>Acremonium strictum</i> Lajollamycin, a Nitro-tetraene Spiro-β-lactone-γ-lactam Antibiotic from the Marine Actinomycete <i>Streptomyces </i><i>n</i><i>odosus</i>